the fine print

Customer must be deemed eligible prior to first treatment; if deemed ineligible, voucher price can be used toward other services

Ineligibility may include, but is not limited to untreated dental decay, untreated periodontal disease, dysfunction of the jaw joint, severe malocclusion that cannot be treated by Invisalign alone, any other medical or dental problem that may interfere with or impede treatment outcome

All services must be used by same customer; may be used over multiple visits